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ICD-10-CM · FY 2026 APRIL UPDATE

S31.83

Open wound of anus

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
S31.831Laceration without foreign body of anusCategory
S31.831ALaceration without foreign body of anus, initial encounterBillable
S31.831DLaceration without foreign body of anus, subsequent encounterBillable
S31.831SLaceration without foreign body of anus, sequelaBillable
S31.832Laceration with foreign body of anusCategory
S31.832ALaceration with foreign body of anus, initial encounterBillable
S31.832DLaceration with foreign body of anus, subsequent encounterBillable
S31.832SLaceration with foreign body of anus, sequelaBillable
S31.833Puncture wound without foreign body of anusCategory
S31.833APuncture wound without foreign body of anus, initial encounterBillable
S31.833DPuncture wound without foreign body of anus, subsequent encounterBillable
S31.833SPuncture wound without foreign body of anus, sequelaBillable
S31.834Puncture wound with foreign body of anusCategory
S31.834APuncture wound with foreign body of anus, initial encounterBillable
S31.834DPuncture wound with foreign body of anus, subsequent encounterBillable
S31.834SPuncture wound with foreign body of anus, sequelaBillable
S31.835Open bite of anusCategory
S31.835AOpen bite of anus, initial encounterBillable
S31.835DOpen bite of anus, subsequent encounterBillable
S31.835SOpen bite of anus, sequelaBillable
S31.839Unspecified open wound of anusCategory
S31.839AUnspecified open wound of anus, initial encounterBillable
S31.839DUnspecified open wound of anus, subsequent encounterBillable
S31.839SUnspecified open wound of anus, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.